GI fxn terms
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| absorption | small molecules, vitamins, and minerals pass thru walls of sm & lg intestine into blood stream
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| achalasia | absence of peristalsis of lower esophagus, results in dysphagia, regurgitation and pain
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| amylase | enzyme that aids in digestion of STARCH
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| anus | last section of GI, outlet for waste
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| chyme | mix of food/saliva, salivary enzymes, & gastric secretions. produced by food passing thru mouth, esophagus & stomach
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| digestion | digestive enzymes, secretions, food mix. proteins, fats, and sugars broken down into smaller molecules
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| dyspepsia | indigestion; upper abdominal discomfort @ with eating
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| elimination | occurs after digestion and absorption, when waste products are evacuated from body
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| esophagus | collapsible tube connecting mouth/stomach, food passes thru
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| GI fibroscopy | intubation of a part of the GI system with flexible, lighted tube to assist in Dx and Tx of diseases
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| hydrochloric acid | secreted by glands in stomach; mixes with chyme, to break down to absorbable molecules and aid in destruction of bacteria
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| ingestion | food taken into GI tract via mouth and esophagus
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| intrinsic factor | gastric secretion that combines with VitB12 so that the vitamin can be absorbed
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| large intestine | portion of GI tract, receives waste material from sm intestine, absorption continues & elimination begins
ascending / transverse / descending / sigmoid / rectum
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| lipase | enzyme aids in digestion of fats
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| pepsin | gastric enzyme important in protein digestion
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| small intestine | longest part of GI tract. duodenum, jejunum, ileum. chyme passes thru, begins to be absorbed
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| stomach | distensible pouch into which food bolus passes to be digested by gastric secretions
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| trypsin | enzyme that aids in digestion of proteins
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| scintigraphy | radionuclide testing
use of isotopes
(technetium, iodine, indium)
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Created by:
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